From: Ma Wupeng <mawupeng1@huawei.com> Add machine check safe support for cow & migrate_pages. Avoid kernel panic during arm64_do_kernel_sea if no valid info is reported. Changelog since v5: - cleanup in patch #6 Changelog since v3: - backport bugfix commit 88e4f525002b ("mm/hugetlb: add missing VM_FAULT_SET_HINDEX in hugetlb_wp") Changelog since v1: - fix incorrect patch format Kefeng Wang (2): mm: support poison recovery from copy_present_page() mm: support poison recovery from do_cow_fault() Liu Shixin (1): mm: hwpoison: support recovery from HugePage copy-on-write faults Ma Wupeng (2): arm64: mm: Add copy mc support for all migrate_page arm64: send sig fault for user task when apei_claim_sea fails Oscar Salvador (1): mm/hugetlb: add missing VM_FAULT_SET_HINDEX in hugetlb_wp Tong Tiangen (1): make copy_[user]_highpage_mc have return value arch/arm64/include/asm/page.h | 6 +-- arch/arm64/lib/copy_page_mc.S | 6 ++- arch/arm64/mm/copypage.c | 21 +++++--- arch/arm64/mm/fault.c | 18 +++++-- include/linux/highmem.h | 13 ++++- include/linux/mm.h | 8 ++-- mm/hugetlb.c | 7 ++- mm/memory.c | 90 +++++++++++++++++++++++------------ mm/migrate.c | 5 +- 9 files changed, 118 insertions(+), 56 deletions(-) -- 2.25.1